This is a list of all of the decades (in which the year of completion falls) represented in the suspension bridge inventory. Select a decade to see the list of bridges.
| Decade Completed | Number of Bridges |
|---|---|
| Decade Completed | Number of Bridges |
| 1730-1739 | 1 |
| 1740-1749 | 1 |
| 1780-1789 | 1 |
| 1800-1809 | 6 |
| 1810-1819 | 14 |
| 1820-1829 | 66 |
| 1830-1839 | 175 |
| 1840-1849 | 155 |
| 1850-1859 | 102 |
| 1860-1869 | 63 |
| 1870-1879 | 74 |
| 1880-1889 | 61 |
| 1890-1899 | 104 |
| 1900-1909 | 122 |
| 1910-1919 | 117 |
| 1920-1929 | 200 |
| 1930-1939 | 250 |
| 1940-1949 | 86 |
| 1950-1959 | 136 |
| 1960-1969 | 111 |
| 1970-1979 | 76 |
| 1980-1989 | 91 |
| 1990-1999 | 115 |
| 2000-2009 | 214 |
| 2010-2019 | 512 |
| 2020-2029 | 141 |
| Undated | 5,448 |